Pupil
Lens
v8
PLR Protocol
IDLE
TRACKING
—
👁
PupilLens v8
Multi-algorithm pupil detection + iris-clip recording.
Start Camera
· Dim room for best results
· 35–50 cm from screen
· Look straight at camera
Detection Algorithm
Combine Mode
Conf-weighted
Median
Compare
Live
LEFT
—
pupil mm
Δ —
RIGHT
—
pupil mm
Δ —
ASYMMETRY
—
0
5%
10%
15%
≥20%
CONF —
EAR —
TILT —
L:
—
R:
—
—
IRIS SIZE
L
mm
R
mm
Pupil trend (combined)
Iris Clip Recording
⏺ REC
—
Show algo debug
Records both eye crops side-by-side as WebM.
Auto-records during trials when enabled below.
Auto-record during trials
PLR Trial
🌑
ADAPT
📏
BASELINE
⚡
FLASH
🔄
RECOVERY
VIDEO DIM
100%
DARK ADAPT
10s
BASELINE
5s
FLASH
1000ms
RECOVERY
15s
INTENSITY
100%
CIE L* =
100
→ sRGB
255
FLASH COLOR
⬜ White
🔴 Red
🔵 Blue
HALF SCREEN
Flash right half only
VALIDATION
Save eye frames ±50–300ms at flash
▶ START PLR TRIAL
🔴🔵 CHROMATIC PUPILLOMETRY (R→B)
⚡ REFLEX DAMPING (5× white 250ms)
Results
Metric
Left
Right
Normal
Log
● SNAP
↓ Trial CSV
↓ Algo Log
↓ Val Frames
✕ Clear
■ Stop